

/**
 * 通用js方法封装处理
 * Copyright (c) 2019 appx
 */

// 日期格式化
export function parseTime(time, pattern) {
  if (arguments.length === 0 || !time) {
    return null
  }
  const format = pattern || '{y}-{m}-{d} {h}:{i}:{s}'
  let date
  if (typeof time === 'object') {
    date = time
  } else {
    if ((typeof time === 'string') && (/^[0-9]+$/.test(time))) {
      time = parseInt(time)
    } else if (typeof time === 'string') {
      time = time.replace(new RegExp(/-/gm), '/').replace('T', ' ').replace(new RegExp(/\.[\d]{3}/gm), '');
    }
    if ((typeof time === 'number') && (time.toString().length === 10)) {
      time = time * 1000
    }
    date = new Date(time)
  }
  const formatObj = {
    y: date.getFullYear(),
    m: date.getMonth() + 1,
    d: date.getDate(),
    h: date.getHours(),
    i: date.getMinutes(),
    s: date.getSeconds(),
    a: date.getDay()
  }
  const time_str = format.replace(/{(y|m|d|h|i|s|a)+}/g, (result, key) => {
    let value = formatObj[key]
    // Note: getDay() returns 0 on Sunday
    if (key === 'a') { return ['日', '一', '二', '三', '四', '五', '六'][value] }
    if (result.length > 0 && value < 10) {
      value = '0' + value
    }
    return value || 0
  })
  return time_str
}

// 表单重置
export function resetForm(refName) {
  if (this.$refs[refName]) {
    this.$refs[refName].resetFields();
  }
}

// 添加日期范围
export function addDateRange(params, dateRange, propName) {
  let search = params;
  search.params = typeof (search.params) === 'object' && search.params !== null && !Array.isArray(search.params) ? search.params : {};
  dateRange = Array.isArray(dateRange) ? dateRange : [];
  if (typeof (propName) === 'undefined') {
    search.params['beginTime'] = dateRange[0];
    search.params['endTime'] = dateRange[1];
  } else {
    search.params['begin' + propName] = dateRange[0];
    search.params['end' + propName] = dateRange[1];
  }
  return search;
}

// 回显数据字典 
export function selectDictLabel(datas, value) {
  if (value === undefined) {
    return "";
  }
  var actions = [];
  Object.keys(datas).some((key) => {
    if (datas[key].value == ('' + value)) {
      actions.push(datas[key].label);
      return true;
    }
  })
  if (actions.length === 0) {
    actions.push(value);
  }
  return actions.join('');
}

// 回显数据字典（字符串数组）
export function selectDictLabels(datas, value, separator) {
  if (value === undefined) {
    return "";
  }
  var actions = [];
  var currentSeparator = undefined === separator ? "," : separator;
  var temp = value.split(currentSeparator);
  Object.keys(value.split(currentSeparator)).some((val) => {
    var match = false;
    Object.keys(datas).some((key) => {
      if (datas[key].value == ('' + temp[val])) {
        actions.push(datas[key].label + currentSeparator);
        match = true;
      }
    })
    if (!match) {
      actions.push(temp[val] + currentSeparator);
    }
  })
  return actions.join('').substring(0, actions.join('').length - 1);
}

// 字符串格式化(%s )
export function sprintf(str) {
  var args = arguments, flag = true, i = 1;
  str = str.replace(/%s/g, function () {
    var arg = args[i++];
    if (typeof arg === 'undefined') {
      flag = false;
      return '';
    }
    return arg;
  });
  return flag ? str : '';
}

// 转换字符串，undefined,null等转化为""
export function parseStrEmpty(str) {
  if (!str || str == "undefined" || str == "null") {
    return "";
  }
  return str;
}

// 数据合并
export function mergeRecursive(source, target) {
  for (var p in target) {
    try {
      if (target[p].constructor == Object) {
        source[p] = mergeRecursive(source[p], target[p]);
      } else {
        source[p] = target[p];
      }
    } catch (e) {
      source[p] = target[p];
    }
  }
  return source;
};

/**
 * 构造树型结构数据
 * @param {*} data 数据源
 * @param {*} id id字段 默认 'id'
 * @param {*} parentId 父节点字段 默认 'parentId'
 * @param {*} children 孩子节点字段 默认 'children'
 */
export function handleTree(data, id, parentId, children) {
  let config = {
    id: id || 'id',
    parentId: parentId || 'parentId',
    childrenList: children || 'children'
  };

  var childrenListMap = {};
  var nodeIds = {};
  var tree = [];

  for (let d of data) {
    let parentId = d[config.parentId];
    if (childrenListMap[parentId] == null) {
      childrenListMap[parentId] = [];
    }
    nodeIds[d[config.id]] = d;
    childrenListMap[parentId].push(d);
  }

  for (let d of data) {
    let parentId = d[config.parentId];
    if (nodeIds[parentId] == null) {
      tree.push(d);
    }
  }

  for (let t of tree) {
    adaptToChildrenList(t);
  }

  function adaptToChildrenList(o) {
    if (childrenListMap[o[config.id]] !== null) {
      o[config.childrenList] = childrenListMap[o[config.id]];
    }
    if (o[config.childrenList]) {
      for (let c of o[config.childrenList]) {
        adaptToChildrenList(c);
      }
    }
  }
  return tree;
}

/**
* 参数处理
* @param {*} params  参数
*/
export function tansParams(params) {
  let result = ''
  for (const propName of Object.keys(params)) {
    const value = params[propName];
    var part = encodeURIComponent(propName) + "=";
    if (value !== null && typeof (value) !== "undefined") {
      if (typeof value === 'object') {
        for (const key of Object.keys(value)) {
          if (value[key] !== null && typeof (value[key]) !== 'undefined') {
            let params = propName + '[' + key + ']';
            var subPart = encodeURIComponent(params) + "=";
            result += subPart + encodeURIComponent(value[key]) + "&";
          }
        }
      } else {
        result += part + encodeURIComponent(value) + "&";
      }
    }
  }
  return result
}


// 返回项目路径
export function getNormalPath(p) {
  if (p.length === 0 || !p || p == 'undefined') {
    return p
  };
  let res = p.replace('//', '/')
  if (res[res.length - 1] === '/') {
    return res.slice(0, res.length - 1)
  }
  return res;
}

// 验证是否为blob格式
export async function blobValidate(data) {
  try {
    const text = await data.text();
    JSON.parse(text);
    return false;
  } catch (error) {
    return true;
  }
}

//判断机型
export function browser() {
  const u = navigator.userAgent, app = navigator.appVersion;
  return {
    trident: u.indexOf('Trident') > -1, //IE内核
    presto: u.indexOf('Presto') > -1, //opera内核
    webKit: u.indexOf('AppleWebKit') > -1, //苹果、谷歌内核
    gecko: u.indexOf('Gecko') > -1 && u.indexOf('KHTML') === -1,//火狐内核
    mobile: !!u.match(/AppleWebKit.*Mobile.*/), //是否为移动终端
    ios: !!u.match(/\(i[^;]+;( U;)? CPU.+Mac OS X/), //iOS终端
    android: u.indexOf('Android') > -1 || u.indexOf('Adr') > -1, //Android终端
    iPhone: u.indexOf('iPhone') > -1, //是否为iPhone或者QQHD浏览器
    iPad: u.indexOf('iPad') > -1, //是否iPad
    webApp: u.indexOf('Safari') === -1, //是否web应该程序，没有头部与底部
    weixin: u.indexOf('MicroMessenger') > -1, //是否微信 （2015-01-22新增）
    qq: u.match(/\sQQ/i) == " qq" //是否QQ
  };
}

//返回周几
export function weekDay (params){
  switch(params){
    case 1:
      return '周一';
      break;
    case 2:
      return '周二';
      break;
    case 3:
      return '周三';
      break;
    case 4:
      return '周四';
      break;
    case 5:
      return '周五';
      break;
    case 6:
      return '周六';
      break;
    case 0:
      return '周日';
      break;
  }
}
//获取星期
export function RetnW(val) {
  var date = new Date(val);
  var day = date.getDay();
  var weeks = new Array("周日", "周一", "周二", "周三", "周四", "周五", "周六");
  var week = weeks[day];
  return week
}

//计算时间差
export function timediff(begin_time, end_time) {
  //年月日时分秒转换为时间戳
  let beginTime = (new Date(begin_time).getTime()) / 1000;
  let endTime = (new Date(end_time).getTime()) / 1000;
  var starttime = ''
  var endtime = ''
  if (beginTime < endTime) {
    starttime = beginTime;
    endtime = endTime;
  } else {
    starttime = endTime;
    endtime = beginTime;
  }
  //计算天数
  var timediff = endtime - starttime;
  var days = parseInt(timediff / 86400);
  //计算小时数
  var remain = timediff % 86400;
  var hours = parseInt(remain / 3600);
  //计算分钟数
  var remain = remain % 3600;
  var mins = parseInt(remain / 60);
  //计算秒数
  //var secs = remain % 60;
  // var res = days + '天' + hours + '小时' + mins + '分';
  // if (mins != 0) {
  //   var res = hours + '小时' + mins + '分';
  // } else {
  //   var res = hours + '小时';
  // }
  if (days == 0 && hours == 0) {//如果天数和小时数为0,就显示分钟数
    var res = mins + '分';
  } else if (days == 0 && mins == 0) {//如果天数和分钟数为0,就显示小时数
    var res = hours + '小时';
  } else if (hours == 0 && mins == 0) {//如果小时数和分钟数为0,就显示天数
    var res = days + '天';
  } else if (days == 0) {//如果天数为0
    var res = hours + '小时' + mins + '分';
  } else if (hours == 0) {//如果小时数为0
    var res = days + '天' + mins + '分';
  } else if (mins == 0) {//如果分钟数为0
    var res = days + '天' + hours + '小时';
  } else {
    var res = days + '天' + hours + '小时' + mins + '分';
  }
  return res;
}
